<?php

    class CustomerLoanPaymentController extends Controller {

        /**
         * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
         * using two-column layout. See 'protected/views/layouts/column2.php'.
         */
        public $layout = '//layouts/column2';

        /**
         * @return array action filters
         */
        public function filters() {
            return array(
                'accessControl', // perform access control for CRUD operations
            );
        }

        /**
         * Specifies the access control rules.
         * This method is used by the 'accessControl' filter.
         * @return array access control rules
         */
        public function accessRules() {
            return array(
                array('allow', // allow all users to perform 'index' and 'view' actions
                    'actions' => array('index', 'view'),
                    'users' => array('*'),
                ),
                array('allow', // allow authenticated user to perform 'create' and 'update' actions
                    'actions' => array('create', 'update', 'payment'),
                    'users' => array('@'),
                ),
                array('allow', // allow admin user to perform 'admin' and 'delete' actions
                    'actions' => array('admin', 'delete'),
                    'users' => array('admin'),
                ),
                array('deny', // deny all users
                    'users' => array('*'),
                ),
            );
        }

        /**
         * Displays a particular model.
         * @param integer $id the ID of the model to be displayed
         */
        public function actionView($id) {
            $this->render('view', array(
                'model' => $this->loadModel($id),
            ));
        }

        /**
         * Creates a new model.
         * If creation is successful, the browser will be redirected to the 'view' page.
         */
        public function actionCreate() {
            $model = new CustomerLoanPayment;

            // Uncomment the following line if AJAX validation is needed
            // $this->performAjaxValidation($model);

            if (isset($_POST['CustomerLoanPayment'])) {
                $model->attributes = $_POST['CustomerLoanPayment'];
                if ($model->save())
                    $this->redirect(array('view', 'id' => $model->id));
            }

            $this->render('create', array(
                'model' => $model,
            ));
        }

        /**
         * Updates a particular model.
         * If update is successful, the browser will be redirected to the 'view' page.
         * @param integer $id the ID of the model to be updated
         */
        public function actionUpdate($id) {

            $model = $this->loadModel($id);

            // Uncomment the following line if AJAX validation is needed
            // $this->performAjaxValidation($model);

            if (isset($_POST['CustomerLoanPayment'])) {
                $model->attributes = $_POST['CustomerLoanPayment'];
                if ($model->save()) {
                    if ($model->paid_amount < $model->payment) {
                        $model->saveAttributes(array('remark' => 'Less payment'));
                        //get final payment record
                        Yii::trace('get final payment record');
                        $final_payment = CustomerLoanPayment::model()->find('loansetting_id=:loansetting_id and is_last_payment=1', array(':loansetting_id' => $model->loansetting_id));
                        // prepare data for new payment record
                        Yii::trace('*************** insert new final payment record ******************');
                        $insertPayment = new CustomerLoanPayment;
                        $insertPayment->loansetting_id = $final_payment->loansetting_id;
                        $insertPayment->loan_code = $final_payment->loan_code;
                        $insertPayment->customer_id = $final_payment->customer_id;
                        $insertPayment->customer_code = $final_payment->customer_code;
                        $insertPayment->installment_no = $final_payment->installment_no + 1;
                        $insertPayment->pay_on_date = date_format(date_add(date_create($final_payment->pay_on_date), new DateInterval('P1D')), 'Y-m-d H:i:s');
                        $insertPayment->updatedby_user_id = Yii::app()->user->id;
                        $insertPayment->is_last_payment = true;
                        $insertPayment->payment = $final_payment->payment;
                        $insertPayment->remark = 'Added due to less payment of installment No. ' . $model->installment_no;
                        //insert new final payment record
                        $insertPayment->save(false);
                        //update final payment to normal payment
                        Yii::trace('update final payment to normal payment');
                        $final_payment->saveAttributes(array(
                            'payment' => $model->payment,
                            'is_last_payment' => false,
                            'updatedby_user_id' => Yii::app()->user->id,
                        ));
                        //update total payment
                        Yii::trace('update total payment');
                        $customerloansetting = CustomerLoanSetting::model()->findByPk($model->loansetting_id);
                        $customerloansetting->saveAttributes(array(
                            'paying_amount' => $customerloansetting->paying_amount + $model->payment,
                        ));
                    } elseif ($model->is_last_payment) {
                        $loansetting = $model->loansetting;
                        $loansetting->saveAttributes(array('active' => false, 'status' => 'Cleared'));
                    }
                    $this->redirect(array('payment&id=' . $model->loansetting_id));
                }
            }

            $this->render('update', array(
                'model' => $model,
            ));
        }

        /**
         * Deletes a particular model.
         * If deletion is successful, the browser will be redirected to the 'admin' page.
         * @param integer $id the ID of the model to be deleted
         */
        public function actionDelete($id) {
            if (Yii::app()->request->isPostRequest) {
                // we only allow deletion via POST request
                $this->loadModel($id)->delete();

                // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
                if (!isset($_GET['ajax']))
                    $this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
            }
            else
                throw new CHttpException(400, 'Invalid request. Please do not repeat this request again.');
        }

        /**
         * Lists all models.
         */
        public function actionIndex() {
            $dataProvider = new CActiveDataProvider('CustomerLoanPayment');
            $this->render('index', array(
                'dataProvider' => $dataProvider,
            ));
        }

        /**
         * Manages all models.
         */
        public function actionAdmin() {
            $model = new CustomerLoanPayment('search');
            $model->unsetAttributes();  // clear any default values
            if (isset($_GET['CustomerLoanPayment']))
                $model->attributes = $_GET['CustomerLoanPayment'];

            $this->render('admin', array(
                'model' => $model,
            ));
        }

        /**
         * Returns the data model based on the primary key given in the GET variable.
         * If the data model is not found, an HTTP exception will be raised.
         * @param integer the ID of the model to be loaded
         */
        public function loadModel($id) {
            $model = CustomerLoanPayment::model()->findByPk($id);
            if ($model === null)
                throw new CHttpException(404, 'The requested page does not exist.');
            return $model;
        }

        /**
         * Performs the AJAX validation.
         * @param CModel the model to be validated
         */
        protected function performAjaxValidation($model) {
            if (isset($_POST['ajax']) && $_POST['ajax'] === 'customer-loan-payment-form') {
                echo CActiveForm::validate($model);
                Yii::app()->end();
            }
        }

        /**
         * Click the link for do the payment.
         * It will redirect to an original page for update the record.
         * @param integer $id the ID of the model to be updated
         */
        public function actionPayment($id) {
            $customerloansetting = CustomerLoanSetting::model()->findByPk($id);
            $customer = $customerloansetting->customer;

            //$model = $this->loadModel($id);
            //$customerloanpayment = CustomerLoanPayment::model()->find('loansetting_id='.$id);
            $customerloanpayments = $customerloansetting->loanpayment;
            $user = $customerloansetting->user;

            $this->render('payment', array(
                'customerloansetting' => $customerloansetting,
                'customerloanpayments' => $customerloanpayments,
                'customer' => $customer,
                'user' => $user,
            ));
        }

    }

